| /* |
| * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "WebChromeClient.h" |
| |
| #include "WebElementPropertyBag.h" |
| #include "WebFrame.h" |
| #include "WebHistory.h" |
| #include "WebMutableURLRequest.h" |
| #include "WebSecurityOrigin.h" |
| #include "WebView.h" |
| #pragma warning(push, 0) |
| #include <WebCore/BString.h> |
| #include <WebCore/ContextMenu.h> |
| #include <WebCore/FileChooser.h> |
| #include <WebCore/FloatRect.h> |
| #include <WebCore/FrameLoadRequest.h> |
| #include <WebCore/FrameView.h> |
| #include <WebCore/LocalizedStrings.h> |
| #include <WebCore/NotImplemented.h> |
| #include <WebCore/Page.h> |
| #include <WebCore/WindowFeatures.h> |
| #pragma warning(pop) |
| |
| #include <tchar.h> |
| |
| using namespace WebCore; |
| |
| // When you call GetOpenFileName, if the size of the buffer is too small, |
| // MSDN says that the first two bytes of the buffer contain the required size for the file selection, in bytes or characters |
| // So we can assume the required size can't be more than the maximum value for a short. |
| static const size_t maxFilePathsListSize = USHRT_MAX; |
| |
| WebChromeClient::WebChromeClient(WebView* webView) |
| : m_webView(webView) |
| { |
| } |
| |
| void WebChromeClient::chromeDestroyed() |
| { |
| delete this; |
| } |
| |
| void WebChromeClient::setWindowRect(const FloatRect& r) |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| RECT rect = IntRect(r); |
| uiDelegate->setFrame(m_webView, &rect); |
| uiDelegate->Release(); |
| } |
| } |
| |
| FloatRect WebChromeClient::windowRect() |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| RECT rect; |
| HRESULT retval = uiDelegate->webViewFrame(m_webView, &rect); |
| |
| uiDelegate->Release(); |
| |
| if (SUCCEEDED(retval)) |
| return rect; |
| } |
| |
| return FloatRect(); |
| } |
| |
| FloatRect WebChromeClient::pageRect() |
| { |
| RECT rect; |
| m_webView->frameRect(&rect); |
| return rect; |
| } |
| |
| float WebChromeClient::scaleFactor() |
| { |
| // Windows doesn't support UI scaling. |
| return 1.0; |
| } |
| |
| void WebChromeClient::focus() |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->webViewFocus(m_webView); |
| uiDelegate->Release(); |
| } |
| // Normally this would happen on a timer, but JS might need to know this earlier, so we'll update here. |
| m_webView->updateActiveState(); |
| } |
| |
| void WebChromeClient::unfocus() |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->webViewUnfocus(m_webView); |
| uiDelegate->Release(); |
| } |
| // Normally this would happen on a timer, but JS might need to know this earlier, so we'll update here. |
| m_webView->updateActiveState(); |
| } |
| |
| bool WebChromeClient::canTakeFocus(FocusDirection direction) |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| BOOL bForward = (direction == FocusDirectionForward) ? TRUE : FALSE; |
| BOOL result = FALSE; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->canTakeFocus(m_webView, bForward, &result); |
| uiDelegate->Release(); |
| } |
| |
| return !!result; |
| } |
| |
| void WebChromeClient::takeFocus(FocusDirection direction) |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| BOOL bForward = (direction == FocusDirectionForward) ? TRUE : FALSE; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->takeFocus(m_webView, bForward); |
| uiDelegate->Release(); |
| } |
| } |
| |
| Page* WebChromeClient::createWindow(Frame*, const FrameLoadRequest& frameLoadRequest, const WindowFeatures& features) |
| { |
| if (features.dialog) { |
| COMPtr<IWebUIDelegate3> delegate = uiDelegate3(); |
| if (!delegate) |
| return 0; |
| COMPtr<IWebMutableURLRequest> request(AdoptCOM, WebMutableURLRequest::createInstance(frameLoadRequest.resourceRequest())); |
| COMPtr<IWebView> dialog; |
| if (FAILED(delegate->createModalDialog(m_webView, request.get(), &dialog))) |
| return 0; |
| return core(dialog.get()); |
| } |
| |
| Page* page = 0; |
| IWebUIDelegate* uiDelegate = 0; |
| IWebMutableURLRequest* request = WebMutableURLRequest::createInstance(frameLoadRequest.resourceRequest()); |
| |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| IWebView* webView = 0; |
| if (SUCCEEDED(uiDelegate->createWebViewWithRequest(m_webView, request, &webView))) { |
| page = core(webView); |
| webView->Release(); |
| } |
| |
| uiDelegate->Release(); |
| } |
| |
| request->Release(); |
| return page; |
| } |
| |
| void WebChromeClient::show() |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->webViewShow(m_webView); |
| uiDelegate->Release(); |
| } |
| } |
| |
| bool WebChromeClient::canRunModal() |
| { |
| BOOL result = FALSE; |
| if (COMPtr<IWebUIDelegate3> delegate = uiDelegate3()) |
| delegate->canRunModal(m_webView, &result); |
| return result; |
| } |
| |
| void WebChromeClient::runModal() |
| { |
| if (COMPtr<IWebUIDelegate3> delegate = uiDelegate3()) |
| delegate->runModal(m_webView); |
| } |
| |
| void WebChromeClient::setToolbarsVisible(bool visible) |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->setToolbarsVisible(m_webView, visible); |
| uiDelegate->Release(); |
| } |
| } |
| |
| bool WebChromeClient::toolbarsVisible() |
| { |
| BOOL result = false; |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->webViewAreToolbarsVisible(m_webView, &result); |
| uiDelegate->Release(); |
| } |
| return result != false; |
| } |
| |
| void WebChromeClient::setStatusbarVisible(bool visible) |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->setStatusBarVisible(m_webView, visible); |
| uiDelegate->Release(); |
| } |
| } |
| |
| bool WebChromeClient::statusbarVisible() |
| { |
| BOOL result = false; |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->webViewIsStatusBarVisible(m_webView, &result); |
| uiDelegate->Release(); |
| } |
| return result != false; |
| } |
| |
| void WebChromeClient::setScrollbarsVisible(bool b) |
| { |
| WebFrame* webFrame = m_webView->topLevelFrame(); |
| if (webFrame) |
| webFrame->setAllowsScrolling(b); |
| } |
| |
| bool WebChromeClient::scrollbarsVisible() |
| { |
| WebFrame* webFrame = m_webView->topLevelFrame(); |
| BOOL b = false; |
| if (webFrame) |
| webFrame->allowsScrolling(&b); |
| |
| return !!b; |
| } |
| |
| void WebChromeClient::setMenubarVisible(bool visible) |
| { |
| COMPtr<IWebUIDelegate3> delegate = uiDelegate3(); |
| if (!delegate) |
| return; |
| delegate->setMenuBarVisible(m_webView, visible); |
| } |
| |
| bool WebChromeClient::menubarVisible() |
| { |
| COMPtr<IWebUIDelegate3> delegate = uiDelegate3(); |
| if (!delegate) |
| return true; |
| BOOL result = true; |
| delegate->isMenuBarVisible(m_webView, &result); |
| return result; |
| } |
| |
| void WebChromeClient::setResizable(bool resizable) |
| { |
| IWebUIDelegate* uiDelegate = 0; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->setResizable(m_webView, resizable); |
| uiDelegate->Release(); |
| } |
| } |
| |
| void WebChromeClient::addMessageToConsole(const String& message, unsigned line, const String& url) |
| { |
| COMPtr<IWebUIDelegate> uiDelegate; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| COMPtr<IWebUIDelegatePrivate> uiPrivate; |
| if (SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**)&uiPrivate))) |
| uiPrivate->webViewAddMessageToConsole(m_webView, BString(message), line, BString(url), true); |
| } |
| } |
| |
| bool WebChromeClient::canRunBeforeUnloadConfirmPanel() |
| { |
| IWebUIDelegate* ui; |
| if (SUCCEEDED(m_webView->uiDelegate(&ui)) && ui) { |
| ui->Release(); |
| return true; |
| } |
| return false; |
| } |
| |
| bool WebChromeClient::runBeforeUnloadConfirmPanel(const String& message, Frame* frame) |
| { |
| BOOL result = TRUE; |
| IWebUIDelegate* ui; |
| if (SUCCEEDED(m_webView->uiDelegate(&ui)) && ui) { |
| WebFrame* webFrame = kit(frame); |
| ui->runBeforeUnloadConfirmPanelWithMessage(m_webView, BString(message), webFrame, &result); |
| ui->Release(); |
| } |
| return !!result; |
| } |
| |
| void WebChromeClient::closeWindowSoon() |
| { |
| // We need to remove the parent WebView from WebViewSets here, before it actually |
| // closes, to make sure that JavaScript code that executes before it closes |
| // can't find it. Otherwise, window.open will select a closed WebView instead of |
| // opening a new one <rdar://problem/3572585>. |
| |
| // We also need to stop the load to prevent further parsing or JavaScript execution |
| // after the window has torn down <rdar://problem/4161660>. |
| |
| // FIXME: This code assumes that the UI delegate will respond to a webViewClose |
| // message by actually closing the WebView. Safari guarantees this behavior, but other apps might not. |
| // This approach is an inherent limitation of not making a close execute immediately |
| // after a call to window.close. |
| |
| m_webView->setGroupName(0); |
| m_webView->stopLoading(0); |
| m_webView->closeWindowSoon(); |
| } |
| |
| void WebChromeClient::runJavaScriptAlert(Frame*, const String& message) |
| { |
| COMPtr<IWebUIDelegate> ui; |
| if (SUCCEEDED(m_webView->uiDelegate(&ui))) |
| ui->runJavaScriptAlertPanelWithMessage(m_webView, BString(message)); |
| } |
| |
| bool WebChromeClient::runJavaScriptConfirm(Frame*, const String& message) |
| { |
| BOOL result = FALSE; |
| COMPtr<IWebUIDelegate> ui; |
| if (SUCCEEDED(m_webView->uiDelegate(&ui))) |
| ui->runJavaScriptConfirmPanelWithMessage(m_webView, BString(message), &result); |
| return !!result; |
| } |
| |
| bool WebChromeClient::runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result) |
| { |
| COMPtr<IWebUIDelegate> ui; |
| if (FAILED(m_webView->uiDelegate(&ui))) |
| return false; |
| |
| TimerBase::fireTimersInNestedEventLoop(); |
| |
| BSTR resultBSTR = 0; |
| if (FAILED(ui->runJavaScriptTextInputPanelWithPrompt(m_webView, BString(message), BString(defaultValue), &resultBSTR))) |
| return false; |
| |
| if (resultBSTR) { |
| result = String(resultBSTR, SysStringLen(resultBSTR)); |
| SysFreeString(resultBSTR); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| void WebChromeClient::setStatusbarText(const String& statusText) |
| { |
| COMPtr<IWebUIDelegate> uiDelegate; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| uiDelegate->setStatusText(m_webView, BString(statusText)); |
| } |
| } |
| |
| bool WebChromeClient::shouldInterruptJavaScript() |
| { |
| COMPtr<IWebUIDelegate> uiDelegate; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| COMPtr<IWebUIDelegatePrivate> uiPrivate; |
| if (SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegatePrivate, (void**)&uiPrivate))) { |
| BOOL result; |
| if (SUCCEEDED(uiPrivate->webViewShouldInterruptJavaScript(m_webView, &result))) |
| return !!result; |
| } |
| } |
| return false; |
| } |
| |
| bool WebChromeClient::tabsToLinks() const |
| { |
| BOOL enabled = FALSE; |
| IWebPreferences* preferences; |
| if (SUCCEEDED(m_webView->preferences(&preferences))) |
| preferences->tabsToLinks(&enabled); |
| |
| return !!enabled; |
| } |
| |
| IntRect WebChromeClient::windowResizerRect() const |
| { |
| IntRect intRect; |
| |
| IWebUIDelegate* ui; |
| if (SUCCEEDED(m_webView->uiDelegate(&ui)) && ui) { |
| IWebUIDelegatePrivate* uiPrivate; |
| if (SUCCEEDED(ui->QueryInterface(IID_IWebUIDelegatePrivate, (void**)&uiPrivate))) { |
| RECT r; |
| if (SUCCEEDED(uiPrivate->webViewResizerRect(m_webView, &r))) |
| intRect = IntRect(r.left, r.top, r.right-r.left, r.bottom-r.top); |
| uiPrivate->Release(); |
| } |
| ui->Release(); |
| } |
| return intRect; |
| } |
| |
| void WebChromeClient::repaint(const IntRect& windowRect, bool contentChanged, bool immediate, bool repaintContentOnly) |
| { |
| ASSERT(core(m_webView->topLevelFrame())); |
| m_webView->repaint(windowRect, contentChanged, immediate, repaintContentOnly); |
| } |
| |
| void WebChromeClient::scroll(const IntSize& delta, const IntRect& scrollViewRect, const IntRect& clipRect) |
| { |
| ASSERT(core(m_webView->topLevelFrame())); |
| |
| m_webView->scrollBackingStore(core(m_webView->topLevelFrame())->view(), delta.width(), delta.height(), scrollViewRect, clipRect); |
| } |
| |
| IntRect WebChromeClient::windowToScreen(const IntRect& rect) const |
| { |
| HWND viewWindow; |
| if (FAILED(m_webView->viewWindow(reinterpret_cast<OLE_HANDLE*>(&viewWindow)))) |
| return rect; |
| |
| // Find the top left corner of the Widget's containing window in screen coords, |
| // and adjust the result rect's position by this amount. |
| POINT topLeft = {0, 0}; |
| IntRect result = rect; |
| ::ClientToScreen(viewWindow, &topLeft); |
| result.move(topLeft.x, topLeft.y); |
| |
| return result; |
| } |
| |
| IntPoint WebChromeClient::screenToWindow(const IntPoint& point) const |
| { |
| POINT result = point; |
| |
| HWND viewWindow; |
| if (FAILED(m_webView->viewWindow(reinterpret_cast<OLE_HANDLE*>(&viewWindow)))) |
| return point; |
| |
| ::ScreenToClient(viewWindow, &result); |
| |
| return result; |
| } |
| |
| PlatformWidget WebChromeClient::platformWindow() const |
| { |
| HWND viewWindow; |
| if (FAILED(m_webView->viewWindow(reinterpret_cast<OLE_HANDLE*>(&viewWindow)))) |
| return 0; |
| return viewWindow; |
| } |
| |
| void WebChromeClient::contentsSizeChanged(Frame*, const IntSize&) const |
| { |
| notImplemented(); |
| } |
| |
| void WebChromeClient::mouseDidMoveOverElement(const HitTestResult& result, unsigned modifierFlags) |
| { |
| COMPtr<IWebUIDelegate> uiDelegate; |
| if (FAILED(m_webView->uiDelegate(&uiDelegate))) |
| return; |
| |
| COMPtr<WebElementPropertyBag> element; |
| element.adoptRef(WebElementPropertyBag::createInstance(result)); |
| |
| uiDelegate->mouseDidMoveOverElement(m_webView, element.get(), modifierFlags); |
| } |
| |
| void WebChromeClient::setToolTip(const String& toolTip) |
| { |
| m_webView->setToolTip(toolTip); |
| } |
| |
| void WebChromeClient::print(Frame* frame) |
| { |
| COMPtr<IWebUIDelegate> uiDelegate; |
| COMPtr<IWebUIDelegate2> uiDelegate2; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) |
| if (SUCCEEDED(uiDelegate->QueryInterface(IID_IWebUIDelegate2, (void**)&uiDelegate2))) |
| uiDelegate2->printFrame(m_webView, kit(frame)); |
| } |
| |
| #if ENABLE(DATABASE) |
| void WebChromeClient::exceededDatabaseQuota(Frame* frame, const String& databaseIdentifier) |
| { |
| COMPtr<WebSecurityOrigin> origin(AdoptCOM, WebSecurityOrigin::createInstance(frame->document()->securityOrigin())); |
| COMPtr<IWebUIDelegate> uiDelegate; |
| if (SUCCEEDED(m_webView->uiDelegate(&uiDelegate))) { |
| COMPtr<IWebUIDelegatePrivate3> uiDelegatePrivate3(Query, uiDelegate); |
| if (uiDelegatePrivate3) |
| uiDelegatePrivate3->exceededDatabaseQuota(m_webView, kit(frame), origin.get(), BString(databaseIdentifier)); |
| else { |
| // FIXME: remove this workaround once shipping Safari has the necessary delegate implemented. |
| TCHAR path[MAX_PATH]; |
| HMODULE safariHandle = GetModuleHandle(TEXT("Safari.exe")); |
| if (!safariHandle) |
| return; |
| GetModuleFileName(safariHandle, path, ARRAYSIZE(path)); |
| DWORD handle; |
| DWORD versionSize = GetFileVersionInfoSize(path, &handle); |
| if (!versionSize) |
| return; |
| Vector<char> data(versionSize); |
| if (!GetFileVersionInfo(path, 0, versionSize, data.data())) |
| return; |
| |
| LPCTSTR productVersion; |
| UINT productVersionLength; |
| if (!VerQueryValue(data.data(), TEXT("\\StringFileInfo\\040904b0\\ProductVersion"), (void**)&productVersion, &productVersionLength)) |
| return; |
| if (_tcsncmp(TEXT("3.1"), productVersion, productVersionLength) > 0) { |
| const unsigned long long defaultQuota = 5 * 1024 * 1024; // 5 megabytes should hopefully be enough to test storage support. |
| origin->setQuota(defaultQuota); |
| } |
| } |
| } |
| } |
| #endif |
| |
| void WebChromeClient::populateVisitedLinks() |
| { |
| WebHistory* history = WebHistory::sharedHistory(); |
| if (!history) |
| return; |
| history->addVisitedLinksToPageGroup(m_webView->page()->group()); |
| } |
| |
| bool WebChromeClient::paintCustomScrollbar(GraphicsContext* context, const FloatRect& rect, ScrollbarControlSize size, |
| ScrollbarControlState state, ScrollbarPart pressedPart, bool vertical, |
| float value, float proportion, ScrollbarControlPartMask parts) |
| { |
| if (context->paintingDisabled()) |
| return false; |
| |
| COMPtr<IWebUIDelegate4> delegate = uiDelegate4(); |
| if (!delegate) |
| return false; |
| |
| WebScrollbarControlPartMask webParts = WebNoScrollPart; |
| if (parts & BackButtonStartPart) // FIXME: Hyatt, what about BackButtonEndPart? |
| webParts |= WebBackButtonPart; |
| if (parts & BackTrackPart) |
| webParts |= WebBackTrackPart; |
| if (parts & ThumbPart) |
| webParts |= WebThumbPart; |
| if (parts & ForwardTrackPart) |
| webParts |= WebForwardTrackPart; |
| if (parts & ForwardButtonStartPart) // FIXME: Hyatt, what about ForwardButtonEndPart? |
| webParts |= WebForwardButtonPart; |
| |
| WebScrollbarControlPart webPressedPart = WebNoScrollPart; |
| switch (pressedPart) { |
| case BackButtonStartPart: // FIXME: Hyatt, what about BackButtonEndPart? |
| webPressedPart = WebBackButtonPart; |
| break; |
| case BackTrackPart: |
| webPressedPart = WebBackTrackPart; |
| break; |
| case ThumbPart: |
| webPressedPart = WebThumbPart; |
| break; |
| case ForwardTrackPart: |
| webPressedPart = WebForwardTrackPart; |
| break; |
| case ForwardButtonStartPart: // FIXME: Hyatt, what about ForwardButtonEndPart? |
| webPressedPart = WebForwardButtonPart; |
| break; |
| default: |
| break; |
| } |
| |
| WebScrollBarControlSize webSize; |
| switch (size) { |
| case SmallScrollbar: |
| webSize = WebSmallScrollbar; |
| break; |
| case RegularScrollbar: |
| default: |
| webSize = WebRegularScrollbar; |
| } |
| WebScrollbarControlState webState = 0; |
| if (state & ActiveScrollbarState) |
| webState |= WebActiveScrollbarState; |
| if (state & EnabledScrollbarState) |
| webState |= WebEnabledScrollbarState; |
| if (state & PressedScrollbarState) |
| webState |= WebPressedScrollbarState; |
| |
| RECT webRect = enclosingIntRect(rect); |
| HDC hDC = context->getWindowsContext(webRect); |
| HRESULT hr = delegate->paintCustomScrollbar(m_webView, hDC, webRect, webSize, webState, webPressedPart, |
| vertical, value, proportion, webParts); |
| context->releaseWindowsContext(hDC, webRect); |
| return SUCCEEDED(hr); |
| } |
| |
| bool WebChromeClient::paintCustomScrollCorner(GraphicsContext* context, const FloatRect& rect) |
| { |
| if (context->paintingDisabled()) |
| return false; |
| |
| COMPtr<IWebUIDelegate4> delegate = uiDelegate4(); |
| if (!delegate) |
| return false; |
| |
| RECT webRect = enclosingIntRect(rect); |
| HDC hDC = context->getWindowsContext(webRect); |
| HRESULT hr = delegate->paintCustomScrollCorner(m_webView, hDC, webRect); |
| context->releaseWindowsContext(hDC, webRect); |
| return SUCCEEDED(hr); |
| } |
| |
| void WebChromeClient::runOpenPanel(Frame*, PassRefPtr<FileChooser> prpFileChooser) |
| { |
| RefPtr<FileChooser> fileChooser = prpFileChooser; |
| |
| HWND viewWindow; |
| if (FAILED(m_webView->viewWindow(reinterpret_cast<OLE_HANDLE*>(&viewWindow)))) |
| return; |
| |
| bool multiFile = fileChooser->allowsMultipleFiles(); |
| Vector<TCHAR> fileBuf(multiFile ? maxFilePathsListSize : MAX_PATH); |
| |
| OPENFILENAME ofn; |
| |
| memset(&ofn, 0, sizeof(ofn)); |
| |
| // Need to zero out the first char of fileBuf so GetOpenFileName doesn't think it's an initialization string |
| fileBuf[0] = '\0'; |
| |
| ofn.lStructSize = sizeof(ofn); |
| ofn.hwndOwner = viewWindow; |
| String allFiles = allFilesText(); |
| allFiles.append(TEXT("\0*.*\0\0"), 6); |
| ofn.lpstrFilter = allFiles.charactersWithNullTermination(); |
| ofn.lpstrFile = fileBuf.data(); |
| ofn.nMaxFile = fileBuf.size(); |
| String dialogTitle = uploadFileText(); |
| ofn.lpstrTitle = dialogTitle.charactersWithNullTermination(); |
| ofn.Flags = OFN_ENABLESIZING | OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST | OFN_EXPLORER; |
| if (multiFile) |
| ofn.Flags = ofn.Flags | OFN_ALLOWMULTISELECT; |
| |
| if (GetOpenFileName(&ofn)) { |
| TCHAR* files = fileBuf.data(); |
| Vector<String> fileList; |
| String file(files); |
| if (multiFile) { |
| while (!file.isEmpty()) { |
| // When using the OFN_EXPLORER flag, the file list is null delimited. |
| // When you create a String from a ptr to this list, it will use strlen to look for the null character. |
| // Then we find the next file path string by using the length of the string we just created. |
| TCHAR* nextFilePtr = files + file.length() + 1; |
| String nextFile(nextFilePtr); |
| // If multiple files are selected, there will be a directory name first, which we don't want to add to the vector. |
| // We know a single file was selected if there is only one filename in the list. |
| // In that case, we don't want to skip adding the first (and only) name. |
| if (files != fileBuf.data() || nextFile.isEmpty()) |
| fileList.append(file); |
| files = nextFilePtr; |
| file = nextFile; |
| } |
| } else |
| fileList.append(file); |
| ASSERT(fileList.size()); |
| fileChooser->chooseFiles(fileList); |
| } |
| // FIXME: Show some sort of error if too many files are selected and the buffer is too small. For now, this will fail silently. |
| } |
| |
| COMPtr<IWebUIDelegate> WebChromeClient::uiDelegate() |
| { |
| COMPtr<IWebUIDelegate> delegate; |
| m_webView->uiDelegate(&delegate); |
| return delegate; |
| } |
| |
| COMPtr<IWebUIDelegate2> WebChromeClient::uiDelegate2() |
| { |
| return COMPtr<IWebUIDelegate2>(Query, uiDelegate()); |
| } |
| |
| COMPtr<IWebUIDelegate3> WebChromeClient::uiDelegate3() |
| { |
| return COMPtr<IWebUIDelegate3>(Query, uiDelegate()); |
| } |
| |
| COMPtr<IWebUIDelegate4> WebChromeClient::uiDelegate4() |
| { |
| return COMPtr<IWebUIDelegate4>(Query, uiDelegate()); |
| } |